1 Chronicles 23:28-31

28For their duty was to assist the sons of Aaron for the service of the house of the Lord, having the care of the courts and the chambers, the cleansing of all that is holy, and any work for the service of the house of God. 29Their duty was also to assist with the ashowbread, the bflour for the grain offering, the wafers of unleavened bread, the cbaked offering, the doffering mixed with oil, and all emeasures of quantity or size. 30And they were to stand every morning, thanking and praising the Lord, and likewise at evening, 31and whenever burnt offerings were offered to the Lord fon Sabbaths, gnew moons, and feast days, haccording to the number required of them, regularly before the Lord.
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